Water purifier



FIG. 1 is a right-hand, rear perspective view of a water purifier comprising a new, original and ornamental design;

FIG. 2 is a front view of a water purifier comprising the new, original and ornamental design;

FIG. 3 is a right-hand side view of a water purifier comprising the new, original and ornamental design;

FIG. 4 is a left-hand side view of a water purifier comprising the new, original and ornamental design;

FIG. 5 is a top view of a water purifier comprising the new, original and ornamental design;

FIG. 6 is a bottom view of a water purifier comprising the new, original and ornamental design; and,

FIG. 7 is a rear view of a water purifier comprising the new, original and ornamental design. 

The ornamental design for a water purifier, substantially as shown and described. 